01.Wraparound Extension

This option combines a rear and side return extension at ground level, creating a large open-plan space. It’s perfect for a spacious kitchen diner, family room, or entertaining area.

02.L-Shaped Wraparound Extension

An L-shaped layout links the rear and side extensions seamlessly, often wrapping around a corner. It’s popular for creating a natural flow between indoor and outdoor spaces while maximising light.

03.Mono-Pitched Wraparound Extension

This single-slope roof design is simple, practical, and budget-friendly. It suits terraced and semi-detached homes, offering a clean finish while still allowing glazing options for extra daylight.

 

Wrap-around Extension

A wraparound extension is one of the most transformative ways to reimagine your home. By extending both to the rear and the side, this design unlocks the maximum amount of space, giving you the freedom to create a large open-plan kitchen diner, a family living hub, or even flexible zones that blend cooking, dining, and relaxation.

For many London homeowners, wraparound extensions are the key to modern living. They bring in natural light from multiple angles, improve the flow of your ground floor, and create a stronger connection to the garden. Whether you prefer sleek glazing, roof lanterns, or bi-folding doors, we’ll tailor every detail to your lifestyle.

Not sure where to start? Take a look at our Kitchen Extensions for design ideas, or explore our Tips & Ideas for expert advice and real project stories. Want to plan your own wraparound extension? Try our Cost Calculator for a quick guide to pricing, and let our Planning Services help with approvals and paperwork.

Reltic Extend - Wrap-around Extension

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    Why Reltic Extend is the Right Choice for Your Wraparound Extension

    A wraparound extension is one of the most effective ways to transform your home. By combining both a side and rear extension, it maximises space and creates a flowing layout that works beautifully for modern family life. It’s not just about adding extra square footage – it’s about redesigning your home with open-plan areas, filled with light, that connect seamlessly to the garden.

    Every project is unique, which is why we shape each design around your needs. A single-storey wraparound can create a spacious kitchen extension or family hub, while a double-storey version adds valuable bedrooms, bathrooms, or even a home office upstairs. For even greater transformation, explore our Double-Storey Extensions to see what’s possible.

    With Reltic Extend, you’ll enjoy:

    If your current home feels restrictive but you’d rather not move, a wraparound extension could be the perfect solution. Whether you want a large open-plan kitchen, a flexible dining area, or extra rooms upstairs, we’ll help you create a home that grows with you.

    Use our Cost Calculator for a quick estimate and book your free consultation today.

    Popular Features for Your Double Storey Extension

    Our Process

    At Reltic Extend, we provide a complete service for wraparound extensions in London – from your very first consultation to the finishing touches. Our goal is to make the entire journey smooth, clear, and enjoyable, so you can focus on imagining your new space while we take care of the details.

    Reltic Extend -Wraparound Extension

    Every successful project starts with a conversation. We’ll arrange a friendly site visit to understand your goals, assess your property, and explore what’s possible within your budget. This is your opportunity to share ideas for your new kitchen extension, whether it’s a side return, rear extension, wrap-around, or small kitchen extension. We’ll also discuss practicalities like timelines, planning permission, and potential layouts.

    Once we’ve agreed on a concept, our architects prepare detailed plans tailored to your property. We’ll also handle the necessary planning applications, building regulations approval, and even party wall agreements if required. Our design team focuses on creating a kitchen extension that balances natural light, functionality, and style – with options such as skylights, bi-fold doors, utility rooms, or a central kitchen island.

    Our skilled construction team brings your kitchen extension to life. From foundations and structural work through to electrics, plumbing, and roofing, we manage every aspect of the build with precision. We use trusted materials, follow strict building regulations, and keep you updated throughout. Most kitchen extensions in London take between 8 and 16 weeks to build, depending on size and complexity.

    The final stage is about making your kitchen extension truly yours. We’ll install fixtures, fittings, flooring, lighting, and décor to the highest standard, ensuring every detail is finished perfectly. Whether you’ve chosen an open-plan layout with a dining area or a compact design with smart storage, we’ll deliver a polished result that enhances your lifestyle and adds value to your home.

    A wraparound extension is one of the most impactful ways to add space, light, and lasting value to your home – but above all, it creates a flexible, modern space your family will enjoy for years to come. At Reltic Extend, we handle everything from planning through to the final finishes, so all you need to do is picture how your new space will transform the way you live.

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    Frequently Asked Questions About Rear Extensions

    Thinking about a wraparound extension but not sure where to start? You’re not alone – many of our clients feel the same before beginning their project. To make things simpler, we’ve put together answers to the most common questions about design options, planning rules, costs, and the build process, so you can take the next step with confidence.

    What is a wraparound extension?

    A wraparound extension combines both a rear and side return extension, creating an L-shaped layout. This maximises space, improves flow, and offers the flexibility to design open-plan kitchens, dining areas, or family hubs.

     

    Do I need planning permission for a wraparound extension.

    Yes – most wraparound extensions require planning permission, especially if they extend across two storeys. Our Planning Services team will handle the process, ensuring your project complies with all regulations.

    How much does a wraparound extension cost?

    The cost depends on size, design, and finishes, but prices in London typically start from £55,000. Use our Cost Calculator for an instant estimate tailored to your home.

    How long does it take to build a wraparound extension?

    On average, a single-storey wraparound takes 14 – 18 weeks, while a double-storey may take 20 – 26 weeks. We provide a detailed timeline before work begins and keep you updated throughout.

    Will I lose too much garden space with a wraparound extension?

    Not necessarily. With clever design, glazed doors, and smart layouts, you can enjoy both a spacious new interior and a well-proportioned garden that connects seamlessly to your home.

    Can a wraparound extension be built with two storeys?

    Absolutely. A double-storey wraparound provides maximum flexibility, with large open-plan living downstairs and new bedrooms, bathrooms, or offices upstairs.

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    Reltic Extend is a trading name of Reltic BIM Ltd (Company No. 14808787), registered in England and Wales.